Editing Calcite (section)

== Gallery ==
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File:Calcite-Mottramite-cktsu-45b.jpg|Calcite with [[mottramite]]
File:Erbenochile eye.JPG|[[Trilobite]] eyes employed calcite
File:CalciteEchinosphaerites.jpg|Calcite crystals inside a [[Test (biology)|test]] of the [[Cystoidea|cystoid]] ''[[Echinosphaerites|Echinosphaerites aurantium]]'' (Middle [[Ordovician]], northeastern [[Estonia]])
File:Calcite-Dolomite-Gypsum-159389.jpg|[[Rhombohedron]]s of calcite that appear almost as books of petals, piled up 3-dimensionally on the [[Matrix (geology)|matrix]]
File:Calcite-Hematite-Chalcopyrite-176263.jpg|Calcite crystal canted at an angle, with little balls of [[hematite]] and crystals of [[chalcopyrite]] both on its surface and included just inside the surface of the crystal
File:GeopetalCarboniferousNV.jpg|[[Thin section]] of calcite crystals inside a recrystallized [[bivalve]] shell in a [[Folk classification#Folk's carbonate classification|biopelsparite]]
File:OoidSurface01.jpg|Grainstone with calcite [[ooids]] and [[Spar (mineralogy)|sparry]] calcite cement; [[Carmel Formation]], Middle [[Jurassic]], of southern [[Utah]], USA.
File:Calcite-Aragonite-Sulphur-69380.jpg|Several well formed milky white casts, made up of many small sharp calcite crystals, from the [[sulfur]] mines at [[Agrigento]], [[Sicily]]
File:Calcite-tch21c.jpg|Reddish rhombohedral calcite crystals from [[China]]. Its red color is due to the presence of [[iron]]
File:Calcite-75480.jpg|[[Cobalt]]oan, the cobalt-rich variety of calcite
File:Calcite-114508.jpg|Sand calcites (calcites heavily included with desert sand) in [[South Dakota]], USA
File:RM463c-calcite-butterfly-twin.jpg|Calcite, butterfly twin, {{nowrap|4.0 × 3.3 × 1.6 cm}}. José María Patoni, [[San Juan del Río, Durango]] ([[Mexico]])
</gallery>